Dyshidrotic Dermatitis
Written by Megan Kinder, with some information gathered from articles on SkinCarePhysicians.com.
Occurring only on the palms of the hands, sides of the fingers, and soles of the feet, this common eczema typically causes a burning or itching sensation and a blistering rash. Some patients say the blisters resemble tapioca pudding.

Hand Dermatitis (Eczema)
http://www.skincarephysicians.com/eczemanet/hand_dermatitis.html
Hand dermatitis is not one specific type of eczema as is atopic dermatitis or seborrheic dermatitis. Any type of eczema that develops on the hands can be classified as “hand dermatitis.” Why this special classification? Hand dermatitis often has unique causes — frequently job-related — and can require special treatment considerations.